# Mio vs ONLYOFFICE Documents

The clearest difference is rating: Mio at 4.5 against ONLYOFFICE Documents's 3.6. ONLYOFFICE Documents's advantage is iOS requirement (14.0 vs 26.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mio holds the better App Store score, 4.5 against 3.6. Both are backed by a comparable volume of ratings — 75 and 157 respectively. Written reviews split almost evenly too, at 51% and 51% positive.

Mio ships an update monthly, ONLYOFFICE Documents every 6 weeks. The most recent releases landed on August 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Mio | ONLYOFFICE Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (75 ratings)](https://appshunter.io/ios/app/mio-ask-mathstudio-with-ai/id884690417/reviews)** | [3.6 (157 ratings)](https://appshunter.io/ios/app/onlyoffice-documents/id944896972/reviews) |
| Number of ratings | 75 | **157** |
| Positive reviews | 51.1% of reviews | 51.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 11 MB | 417 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pomegranate Apps LLC](https://appshunter.io/developer/293619496) | [Ascensio System SIA](https://appshunter.io/developer/670964143) |

## What reviewers say

### Mio

[App page](https://appshunter.io/ios/app/mio-ask-mathstudio-with-ai/id884690417)

This AI-powered assistant solves math problems, plots graphs, and answers general knowledge questions directly on your device. It can process image input for homework and offers offline capabilities for most functions, only connecting online for live data.

**Highlights:** AI math problem solving, Real-time graph plotting, Image input for homework, Offline knowledge assistant, Live data retrieval, General knowledge inquiries

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ONLYOFFICE Documents

[App page](https://appshunter.io/ios/app/onlyoffice-documents/id944896972)

Create and edit documents, spreadsheets, and presentations on your mobile device. Collaborate in real-time with teammates or external partners, and connect to your preferred cloud storage. Scan paper documents and convert them into editable files.

**Highlights:** Real-time collaboration, Document, spreadsheet, and presentation editors, Wide format compatibility, Cloud storage integration, PDF form filling, Document scanning and conversion

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Good MS Office compatibility
- 🔒 Privacy-focused
- 💡 Useful for basic document editing
- 👍 Clean and polished design

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 🐛 Bugs with text input and formatting
- 🐛 Unreliable file saving and syncing
- 🔋 Performance and battery drain problems
- 🔒 Lacks integration with popular cloud services

**Reported bugs**

- Inability to open and edit existing documents
- Compatibility issues with older iOS versions
- Problems with Nextcloud and other cloud service connections
- Cursor and text input bugs when using external keyboards

**Requested features**

- Add support for traditional Chinese language
- Improve keyboard and external input device support
- Implement autosave and version history features
- Integrate with iCloud, OneDrive, and other cloud storage
- Expand formatting and editing capabilities


## Frequently asked questions

### Is Mio free?

Mio is free to download, with no in-app purchases.

### Is ONLYOFFICE Documents free?

ONLYOFFICE Documents is free to download, with no in-app purchases.

### Which has better reviews, Mio or ONLYOFFICE Documents?

Mio is rated higher. Mio averages 4.5 out of 5 from 75 ratings, while ONLYOFFICE Documents averages 3.6 from 157 ratings.

### Do Mio or ONLYOFFICE Documents have ads?

Neither Mio nor ONLYOFFICE Documents shows ads.

### Which is updated more often, Mio or ONLYOFFICE Documents?

Mio ships an update monthly, and ONLYOFFICE Documents every 6 weeks. Most recently, Mio was updated on August 16, 2026 and ONLYOFFICE Documents on September 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*